<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
    
    
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>


<form action="x.jsp" method="post">
<label>ID ?</label>
<input type="text" name="id">
<input type="submit" value="envoyer"/>


</form>



<%
String t = "hello JSP";

out.println("<h1>" + t + "</h1>");


// post ou get  =>
out.println(request.getParameter("id"));
out.println(request.getRequestURL());


session.setAttribute("cle", request.getParameter("id"));


%>


<a href="b.jsp">go to b</a>


</body>
</html>